Lake · Ireland
Lough Corrib
Lake in Galway, Connacht, Ireland
- Area
- 160km²
- Max depth
- 10m
- Average depth
- 8.6m
- Elevation
- 5m a.s.l.
- Shoreline
- 286km
- Volume
- 1.4km³
Lough Corrib is a lake in Ireland. It covers 160 km². On average it is 8.6 m deep, and 10 m at its deepest point. Its surface lies 5 m above sea level.
Plan your visit
Stay, sail and get there
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The water
How warm is Lough Corrib?
The water is warmest in July, around 18 °C at the surface, and coldest in February, around 5 °C. It rarely averages 20 °C, but it stays above 17 °C from July to August: brisk, refreshing swimming.
It does not normally freeze in winter.
On the shore, afternoons reach 18 °C on average in July and 7 °C in January. The driest month is April (77 mm of rain), the wettest November (141 mm).
Average surface temperature measured by the Landsat 8 satellite between 2013 and 2021 at the point furthest from the shore (65 readings). Shallow bays and beaches are often warmer.
From above
The whole lake from space
Month by month
The year at the lake, month by month
Not a forecast: these are averages over many years. Water is the 2013–2021 average; air, rain, sun and wind are the 1991–2020 average.
Water: 2013–2021 averageClimate: 1991–2020 average
| Month | Water°C | Water high°C | Air high°C | Air low°C | Rainmm | Rainy daysdays | Sunh/day | Windkm/h |
|---|---|---|---|---|---|---|---|---|
| January | 5 | 6 | 7 | 4 | 134 | 21 | 1.4 | 24 |
| February | 5 | 5 | 8 | 3 | 103 | 18 | 2.6 | 23 |
| March | 6 | 8 | 9 | 4 | 95 | 18 | 4.1 | 22 |
| April | 9 | 11 | 12 | 5 | 77 | 17 | 6.0 | 20 |
| May | 14 | 16 | 14 | 8 | 92 | 16 | 6.5 | 20 |
| June | 17 | 18 | 17 | 10 | 98 | 18 | 6.2 | 19 |
| July | 18 | 18 | 18 | 12 | 110 | 21 | 5.0 | 18 |
| August | 18 | 18 | 18 | 12 | 119 | 21 | 4.6 | 19 |
| September | 15 | 16 | 16 | 10 | 104 | 18 | 4.2 | 20 |
| October | 12 | 14 | 13 | 8 | 122 | 20 | 3.1 | 21 |
| November | 9 | 10 | 10 | 6 | 141 | 21 | 1.7 | 22 |
| December | 7 | 8 | 8 | 4 | 140 | 22 | 1.0 | 24 |
Water: LakeTEMP (Landsat 8, 2013–2021). Air, rain, sun and wind: NASA POWER, 1991–2020 averages. A rainy day has at least 1 mm of rain. Sunshine hours are derived from measured solar radiation.
Size & depth
How big, how deep
- On average, water stays in the lake for about 5 months before flowing out.
- Its catchment drains 3,039 km² of land.
- About 101 m³ of water flow out every second, on average.
- Its shoreline is 6.4 times longer than a circle of the same area: plenty of bays and inlets.
Around the shore
What's around Lough Corrib
Counted within 1.5 km of the shoreline in OpenStreetMap, the map anyone can edit.
- 4beaches and swimming spots
- 2campsites
Cong Camping Caravan & Glamping Park, Cong Caravan & Camping Park
- —boat hire and water-sport clubs
- 33marinas and slipways
Annabeg, Knockferry Pier, Corrib Cruises, Annaghdown Pier, Shanbally Marina and 28 more
- 2ferry piers
- 5viewpoints
Chalet view, Ashford castle
- 23hotels, B&Bs and chalets
Greenfield Lodge, Michaeleen’s Manor B&B, Forest Hill, Lydon's Lodge, Ryans River Lodge and 18 more
- —fishing spots
- 5restaurants and cafés
Towns on the shore
- Moycullen1,704 people
- Oughterard1,318 people
Nearest airport with scheduled flights: Ireland West Airport Knock (NOC), 55 km in a straight line.
Car hire at NOC airport (Charlestown)Discover Cars · Affiliate linkOpenStreetMap is built by volunteers: when a number is low, it may just mean nobody has mapped it yet.
Recent years
How each month compared
Afternoon high on the shore. The first row is the reference, the 1991–2020 average in °C; the years below show the difference from it: warmer in orange, cooler in blue.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1991–2020 average | 7.4 | 7.5 | 8.9 | 11.7 | 14.5 | 17.0 | 18.0 | 17.6 | 16.1 | 12.9 | 9.7 | 7.7 |
| 2020 | +0.7 | −0.1 | −0.5 | +1.6 | +1.6 | −0.9 | −1.3 | +1.1 | +0.1 | −1.3 | +0.5 | −0.5 |
| 2021 | −1.2 | +0.2 | +0.9 | −0.3 | −1.1 | −0.1 | +3.1 | +1.2 | +1.8 | +0.8 | +1.0 | +1.1 |
| 2022 | +0.9 | +1.2 | +1.7 | +0.8 | +0.6 | −0.6 | +1.5 | +2.2 | +0.7 | +1.2 | +1.1 | −1.6 |
| 2023 | +0.3 | +1.8 | ±0.0 | +0.4 | +2.2 | +4.0 | −0.6 | +0.5 | +1.9 | +0.2 | +0.1 | +1.0 |
| 2024 | −0.6 | +1.4 | +0.5 | +0.2 | +1.8 | −0.8 | −0.4 | −0.1 | +0.1 | +0.7 | +0.8 | +1.3 |
| 2025 | −0.5 | +0.7 | +2.0 | +2.4 | +3.3 | +0.6 | +1.5 | +2.1 | −0.7 | +0.1 | +0.5 | +0.4 |
+1 warmer than usual −1 cooler than usual
About these numbers
| Outline, area, depth, volume | HydroLAKES v1.0 (Messager et al. 2016) · CC BY 4.0 |
|---|---|
| Water temperature and ice | LakeTEMP v1 (Korver et al. 2024), Landsat 8 2013–2021 · CC BY 4.0 |
| Air, rain, sun, wind | NASA POWER, 1991–2020 · public domain |
| Names and description | Wikidata (Q848917) · CC0 |
| Around the shore | © OpenStreetMap contributors · ODbL |
| Images | EOX Sentinel-2 cloudless 2016 · CC BY 4.0; Wikimedia Commons |
Every figure is an average or a count from a public dataset. Licences and methods: data sources.
